it should still fix some issue You must not use deprecated APIs or properties, for the reason that we can decide to completely remove them at any moment, and then it'll stop working for you and you'll complain that it is not working. Don't use it.
Any of those help The solution of my problem was that i change the init calling sequence of my app. I called the wl specific functions to early. After changing the sequence my app runs perfectly..... thx 4 help :)